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Originally Posted by Researcher Hello everybody.
Thanks. Please tell us the point of this posting.
Are you asking for help on some particular point?
If so, please tell us what it is and what you have done for yourself.
BTW: I hope you don't think that you can simply post a problem and it will done for you.
No, it is NOT an equivalence relation- it is not transitive.
You have (2,1) and (1,3). By transitivity you must also have (2,3) and you don't.
Oh yes, You are right HallsofIvy. the relation is not transitive.
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